Find the Right Part of the Equality $1 \cdot 2 + 2 \cdot 3 + 3 \cdot 4 + \ldots + n ( n + 1 ) =$

question 3

Multiple Choice

Find the right part of the equality. $1 \cdot 2 + 2 \cdot 3 + 3 \cdot 4 + \ldots + n ( n + 1 ) =$ ________

• A) \(\frac { n ^ { 2 } ( n + 3 ) } { 4 }\)
• B) \(\frac { n ( n + 1 ) ( n + 2 ) } { 3 }\)
• C) \(\frac { n \left( 4 n ^ { 2 } + 6 n - 1 \right) } { 3 }\)
• D) \(\frac { n ^ { 2 } ( n - 1 ) ( n + 3 ) } { 2 }\)

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Definitions:

Radical Feminism

A movement that believes in the fundamental restructuring of society to eliminate male supremacy.

Liberal Feminism

A branch of feminism advocating for gender equality through legal and political reforms within the framework of liberal democracy.

Socialist Feminism

A branch of feminism that extends feminist thinking into considerations of the economic and social conditions that affect women's lives.

1960s Feminists

Denotes activists and theorists in the feminist movement during the 1960s, focusing on issues like equality, rights, and the liberation of women.